/* 版心 */
.wrap {
    width: 80%;
    margin: auto;
}

body {
    background: #ffffff;
    font-family: 'Lato', sans-serif;
    font-size: 100%;
    line-height: 24px;
    -webkit-font-smoothing: antialiased;
}


/* 导航栏 */
.navigation {
    text-align: right;
    width: 100%;
    margin-left: 0%;
}

.nav {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 66;
    background-color: #fff;
    width: 100%;
    border-bottom: 1px solid #ccc;
}

.nav img {
    float: left;
    margin-top: 10px;
}

.navigation li {
    float: left;
    margin-left: 15px;
}

.navigation a {
    color: #747474;
    font-size: 14px;
    text-decoration: none;
    padding: 1.5em 1em;
    display: block;
}

/* 轮播图 */
.swiper {
    width: 1500px;
    height: 550px;
    position: relative;
}

.swiper img {
    width: 100%;
    height: 550px;
}

.qimg {
    width: 68px;
    height: 45px;
}

.imf {
    width: 50px;
    height: 50px;
    margin-right: 20px;
}

.swiper .i {
    display: inline-block;
    position: absolute;
    left: 50%;
    bottom: 150px;
    color: #eee;
    font-size: 25px;
    text-align: center;
    font-weight: 700;
    line-height: 36px;
    transform: translate(-50%, 0);
}

.swiper .box {
    position: absolute;
    top: 5%;
    left: 50%;
    width: 135px;
    height: 105px;
    padding: 5px;
    border: 3px solid #ccc;
    border-radius: 10px;
    transform: translate(0, 50%);
    margin-left: -60px;
}

.swiper .box p {
    height: 100%;
    text-align: center;
    background-color: #e8e8e8;
    box-sizing: border-box;
}

.swiper .box p .span1 {
    display: inline-block;
    font-size: 33px;
    font-weight: 700;
    margin-top: 25px;
}

.swiper .box p .span2 {
    font-size: 25px;
    font-weight: 700;
}

.swiper .time {
    position: absolute;
    bottom: 13%;
    left: 50%;
    width: 395px;
    height: 70px;
    text-align: center;
    font-size: 16px;
    background-color: #e8e8e8;
    border: 3px solid #000;
    border-radius: 35px;
    padding-top: 8px;
    box-sizing: border-box;
    margin-left: -197.5px;
}

.swiper-container {
    margin-top: 68px;
}

/**********about****************/
.about {
    text-align: center;
    padding: 4em 0em;
}

.about h2 {
    color: #303030;
    font-size: 3em;
    font-weight: 549;
}

.about span,
.services span {
    color: #39A38F;
}

.about h4 {
    color: #000;
    font-size: 2em;
    padding: 1em 0em 1em 0em;
}

.about h6,
.services h6,
.team h6,
.section-title h6,
.contact h6 {
    width: 150px;
    margin: 0 auto;
    border-bottom: 1px solid #cecccc;
}

.about p {
    color: #000;
    width: 95%;
    margin-top: 0;
    margin-right: auto;
    margin-bottom: 0;
    margin-left: auto;
    padding-top: 2em;
    padding-right: 0em;
    padding-bottom: 2em;
    padding-left: 0em;

}

.para_a {
    font-size: 14px;
}

/* .footer {
    background: #D8D8D8;
} */

.line {
    height: 1px;
    margin: 60px 0;
    border-bottom: 1px solid #ccc;
}

/* start-cfp */
.heading {
    color: #303030;
    font-size: 2em;
    font-weight: 600;
    text-align: center;
}

.service_grids p {
    font-size: 14px;
}

.service_grids table td p {
    font-size: 14px;
}

.team {
    margin-bottom: 40px;
}

.img {
    height: 170px;
    display: block;
    margin: 10px;
}

/******start_services******/
.services {
    padding-bottom: 3.7em;
}

.heading {
    color: #303030;
    font-size: 2em;
    font-weight: 600;
    text-align: center;
}

.desc {
    color: #979797;
    font-size: 1.5em;
    text-align: center;
    padding: 1em 0em;
}

.grid1 {
    width: 30.2%;
    float: left;
    margin: 6% 0% 0% 3%
}

.grid1:nth-child(1),
.grid1:nth-child(4) {
    margin-left: 0%;
}

.service_grids a {
    float: left;
    margin-top: 1%;
}

.service_grids .grid_sub {
    float: right;
    width: 73%;
    margin-left: 1%;
}

.grid_sub h3 {
    color: #303030;
    font-size: 1.2em;
}

.grid_sub h3 span {
    margin-left: 8px;
}

.grid_sub h6 {
    width: 100px;
    padding: 0.2em 0em;
    margin: 0;
}

.grid_sub p {
    color: #838383;
    line-height: 1.6em;
    font-size: 0.96em;
    padding: 1.2em 0em;
}

.system {
    display: inline-block;
    width: 77px;
    height: 60px;
    background: url(../assets/模板.png) no-repeat;
}

.tools {
    display: inline-block;
    width: 77px;
    height: 60px;
    background: url(../assets/时间.png) no-repeat;
}

.mobile {
    display: inline-block;
    width: 77px;
    height: 60px;
    background: url(../assets/投稿.png) no-repeat;
}

.monitor {
    display: inline-block;
    width: 77px;
    height: 60px;
    background: url(../assets/邮箱.png) no-repeat;
}

.smonitor {
    display: inline-block;
    width: 77px;
    height: 60px;
    background: url(../assets/稿件-作者.png) no-repeat;
}

.radio {
    display: inline-block;
    width: 77px;
    height: 60px;
    background: url(../assets/时间.png) no-repeat;
}

.slider2 p {
    color: #fff;
    font-size: 1.4em;
}

.slider2 p span {
    color: #fff;
    font-weight: 600;
    font-size: 1.1em;
}

.slider2 p img {
    margin: 0em 1em;
}

.slider2 h4 {
    color: #fff;
    font-size: 1.17em;
    padding: 1em 0em;
}

.slider2 h6 {
    padding: 1em 0em;
}

.services table tr td p {
    font-size: 14px;
}

.top-grids {
    position: relative;
    margin-top: 1em;
    margin-right: 0;
    margin-bottom: 2em;
    margin-left: 1;
}

.top-grid1 {
    margin-top: 2em;
    padding-top: 2em;
    position: relative;
}

.top-grid1 label {
    background: #ECECEC;
    height: 1px;
    display: block;
    position: absolute;
    top: -16px;
    width: 94%;
}

.top-grid {
    width: 33%;
    float: left;
    margin-right: 5px;
    text-align: center;
    padding-bottom: 3em;
}

.top-grid:nth-child(3),
.top-grid:nth-child(6) {
    margin-right: 0px;
    border-right: 0;
}

.top-grid a.icon,
.grid_of_1 a.icon,
.service_grids a.icon,
.c_grids a.icon {
    width: 61px;
    height: 61px;
    display: inline-block;
    padding: 0px;
    text-align: center;
}

.top-grid a {
    font-size: 1.5em;
    color: #232323;
    padding: 0.5em 0 0.6em 0;
    display: block;
}

.top-grid p {
    color: #838383;
    line-height: 1.6em;
    font-size: 1em;
    width: 85%;
    margin: 0 auto;
    padding: 0.6em 0em;
}

.pointor {
    display: inline-block;
    width: 77px;
    height: 60px;
    background: url(../assets/地点.png) no-repeat;
}

.event {
    display: inline-block;
    width: 77px;
    height: 60px;
    background: url(../assets/最新.png) no-repeat;
    background-color: #fff;
}

.website {
    display: inline-block;
    width: 100px;
    height: 60px;
    background: url(../assets/FireShot\ Capture\ 004\ -\ AIAT\ 2021\ -\ 人工智能与应用技术国际会议\ -\ www.aiat.org.png) no-repeat;
}

.timer {
    display: inline-block;
    width: 100px;
    height: 60px;
    background: url(../assets/日程.png) no-repeat;
}

.top-grid a.icon {
    width: 77px;
    height: 77px;
}

.contact-bg {
    background: #F0F0F0 url(../assets/97658PICqiWVc9ciRTHeR_PIC2018.jpg) no-repeat;
    background-size: 100% 823px;
    background-position: left top;
    margin-top: 3.5em;
    padding-bottom: 4em;
}

.contact-form {
    float: left;
    width: 50%;
    margin: 2em 1em 2em 3.5em;
}

.contact-form div {
    padding: 5px 0;
}

.contact-form span {
    display: block;
    font-size: 1em;
    color: #303030;
    padding-bottom: 10px;
}

.contact-form input[type="text"],
.contact-form textarea {
    padding: 8px;
    display: block;
    width: 90%;
    background: #fff;
    border: none;
    outline: none;
    color: #303030;
    font-size: 0.85em;
    border: 1px solid #EBEBEB;
    font-family: 'Lato', sans-serif;
    -webkit-appearance: none;
}

.contact-form textarea {
    resize: none;
    height: 120px;
}

.contact-form input[type="submit"] {
    cursor: pointer;
    color: #fff;
    font-size: 1.2em;
    outline: none;
    -webkit-transition: all 0.3s;
    -moz-transition: all 0.3s;
    transition: all 0.3s;
    background: #39A38F;
    padding: 15px 20px;
    border: none;
    font-family: 'Lato', sans-serif;
    margin-top: 20px;
    -webkit-appearance: none;
}

.contact-form input[type="submit"]:hover {
    background-color: #41B9A3;
}

.contact-form p {
    color: #000;
    font-size: 0.85em;
    margin-bottom: 4%;
}

.contact-img {
    background: url(../assets/FireShot\ Capture\ 004\ -\ AIAT\ 2021\ -\ 人工智能与应用技术国际会议\ -\ www.aiat.org.png) no-repeat -366px -8px;
}

.tool_tip {
    padding: 10em 0em;
}

.form {
    background: #fff;
}

.address {
    float: right;
    width: 35%;
    margin: 2em 3em 2em 0em;
}

.address h3 {
    font-size: 1.6em;
}

.address p {
    color: #000;
    font-size: 1em;
    padding-top: 1em;
}

.c_grids {
    width: 100%;
    padding: 2em 0em 0em 0em;
}

.c_grids a {
    float: left;
}

.c_grids p {
    float: left;
    font-size: 1.2em;
    padding: 0.2em 1em;
    color: #303030;
}

.footer-left {
    float: left;
    padding: 1.85em 1em;
}

.social {
    float: right;
    padding: 2.2em 1em;
}

.social_icons {
    float: left;
    padding: 1.85em 1em;
}

.social_icons li {
    float: left;
    margin-left: 1.2em;
}

.social_icons ul .in a span {
    background-position: 0px 0px;
}

.social_icons ul .in a span:hover {
    background-position: 0px -24px;
}

.social_icons ul .pro a span {
    background-position: -28px 0px;
}

.social_icons ul .pro a span:hover {
    background-position: -28px -24px;
}

.social_icons ul .twitter a span {
    background-position: -57px 0px;
}

.social_icons ul .twitter a span:hover {
    background-position: -57px -24px;
}

.social_icons ul .facebook a span {
    background-position: -84px 0px;
}

.social_icons ul .facebook a span:hover {
    background-position: -84px -24px;
}

.c_grids a.icon {
    width: 77px;
}

.tool_tip .a {
    font-weight: 700;
    font-size: 50px;
    box-sizing: border-box;
}

.copy p {
    color: #979797;
}

.service_grids a.icon {
    width: 77px;
}

.com {
    font-size: 13px;
}

.City {
    color: #979797;
}

.Human {
    float: left;
    margin-right: 20px;
    margin-bottom: 10px;
}

.service_grids .p2 {
    margin-bottom: 10px;
}

.service_grids h4 {
    margin-top: 10px;
}

.City img {
    float: left;
    width: 650px;
    margin-right: 20px;
}

.c_grids p {
    font-size: 1em;
}

.service_grids .pp {
    margin-bottom: 10px;
}

.qq {
    vertical-align: middle;
}

.qw {
    display: block;
    text-align: center;
}

.ev {
    font-size: 14px;
}

.cms {
    margin-left: 25px;
    color: #000;
}

.City p {
    text-indent: 2em;
}

.top-grid {
    width: 48%;
}

.service_grids {
    text-align: center;
}

.end {
    margin-right: 10px;
    margin-top: 5px;
}

.re {
    margin-right: 120px;
}

@media screen and (max-width: 1440px) {
    .carousel {
        margin: 0em;
    }

}

@media screen and (max-width: 1366px) {
    .logo1 {
        width: 315px;
    }

    .about h2 {
        font-size: 3em;
    }

    .sub_grid span {
        font-size: 3.2em;
    }

    .contact-member {
        padding: 11px 10px;
    }

    #container>li:nth-child(10),
    li:nth-child(9) {
        display: none;
    }

    #container {
        height: 550px !important;
    }
}

@media screen and (max-width: 1280px) {
    .wrap {
        width: 87%;
        color: rgb(159, 159, 159);
    }

    .logo1 {
        width: 300px;
    }

    .navigation {
        width: 100%;
    }

    header h1 {
        font-size: 26px;
    }

    .navigation li {
        margin-left: 1px;
    }

    .sub_grid span {
        font-size: 2.6em;
    }

    .service_grids .grid_sub {
        width: 75%;
    }

    .about h2 {
        font-size: 2.8em;
    }

    .about h4 {
        font-size: 16px;
    }
}

@media screen and (max-width: 1024px) {
    .logo1 {
        width: 270px;
    }

    .about h2 {
        font-size: 2.3em;
    }

    .about h4 {
        font-size: 1.1em;
    }

    .about p {
        width: 71%;
    }

    .sub_grid span {
        font-size: 2.4em;
    }

    .top-grid a {
        font-size: 1.3em;
    }

    .heading {
        font-size: 1.7em;
    }

    .navigation {
        width: 62%;
    }

    .social_icons {
        padding: 1.6em 1em;
    }

    .desc {
        font-size: 1.2em;
    }

    #container {
        height: 535px !important;
    }

    .sub_grid p {
        width: 100%;
    }
}

@media screen and (max-width: 800px) {

    .header_toggle {
        display: inline-block;
        z-index: 1000;
    }

    .nav_wrapper.toggled {
        height: 320px;
    }

    .navigation {
        width: 100%;
        opacity: 0;
        transition: all 300ms;
        background: #eee;
        margin: 0%
    }

    .navigation li {
        float: none;
        text-align: right;
        margin: 0;
        display: none;
        -webkit-transition: all 0.3s;
        -moz-transition: all 0.3s;
        -o-transition: all 0.3s;
        transition: all 0.3s;
    }

    .navigation li:hover {
        background: #39A38F;
    }

    .navigation li:hover>a {
        color: #fff;
    }

    .navigation li a {
        padding: 0.4em 2em;
        font-size: 1em;
        color: #303030;
        border-bottom: 1px ridge #DADADA;
    }

    .navigation li:nth-child(1) {
        border-top: 1px ridge #DADADA;
    }

    .toggled .navigation {
        opacity: 1;
    }

    .toggled li {
        display: inherit;
    }

}

@media screen and (max-width: 768px) {
    .wrap {
        width: 90%;
    }

    #undefined-sticky-wrapper>nav>div>div.social_icons {
        display: none;
    }

    .top-grid:nth-child(1),
    .grid_of_1:nth-child(4),
    .grid1:nth-child(3),
    .grid1:nth-child(6) {
        display: none;
    }

    .top-grid {
        width: 47.9%;
        padding-bottom: 0em;
    }

    .about p {
        width: 92%;
        padding: 1em 0em 0.5em 0em;
    }

    .sub_grid p {
        width: 100%;
    }

    .grid_of_1 {
        width: 26%;
    }

    .nbs-flexisel-container {
        padding: 1em 0em 1em 0em;
        max-width: 100%;
    }

    .clients h3 {
        padding: 1.2em 0em 0em 0em;
    }

    .about {
        padding: 3em 0em;
    }

    .grid1 {
        width: 46.5%;
        margin-top: 2%;
        margin-right: 0%;
        margin-bottom: 0%;
        margin-left: 6%;
    }

    .tool_tip {
        padding: 3em 0em;
    }

    .tool_tip a {
        padding: 0.6em 2em;
    }

    .contact-form {
        float: none;
        width: 90%;
        margin: 2em 1em 2em 3.5em;
    }

    .address {
        float: none;
        width: 89%;
        margin: 2em 1em 2em 3.5em;
        padding-bottom: 2em;
    }

    .c_grids p {
        font-size: 1em;
    }

    .c_grids {
        width: 60%;
    }
}

@media screen and (max-width: 640px) {
    .logo1 {
        width: 200px;
    }

    header h1 {
        font-size: 17px;
    }

    header p {
        font-size: 0.9em;
        margin: 0% auto 3% auto;
    }

    .button {
        margin: 2% 0% 0% 0%;
    }

    .grid_of_1 {
        width: 27%;
    }

    .grid1:nth-child(2),
    .grid1:nth-child(4) {
        display: none;
    }

    .grid1 {
        width: 47.5%;
        margin: 6% 0% 0% 4%;
    }

    .bg_mask2 {
        padding: 2em 0em 1em 0em;
    }

    .slider2 p {
        font-size: 1em;
    }

    .services {
        padding-bottom: 2.7em;
    }

    .contact-form {
        width: 85%;
        padding-top: 1em;
    }

    .address {
        width: 83%;
    }

    .header_toggle {
        right: 29px;
    }
}

@media screen and (max-width: 480px) {
    .about h2 {
        font-size: 1.8em;
    }

    .header_toggle {
        right: 0px;
        padding: 1.5em 1em;
    }

    .top-grid {
        width: 100%;
        padding-bottom: 1.5em;
    }

    .about h4 {
        font-size: 1em;
    }

    .about p {
        width: 100%;
        padding: 1em 0em 0.5em 0em;
    }

    .para_a {
        font-size: 1.1em;
    }

    .grid_of_1:nth-child(3) {
        display: none;
    }

    .grid_of_1 {
        width: 39%;
        margin-left: 20%;
    }

    .clients h3 {
        font-size: 1.4em;
    }

    .grid1 {
        float: none;
        width: 100%;
        margin: 0%;
        margin-top: 2em;
    }

    .service_grids .grid_sub {
        width: 80%;
        margin-left: 2%;
    }

    .c_grids {
        width: 80%;
    }

    .logo1 {
        width: 180px;
    }
}

@media screen and (max-width: 320px) {
    .header_toggle {
        right: 0px;
        padding: 1.5em 1em;
        top: -5px;
    }

    .logo1 {
        width: 150px;
    }

    header h1 {
        font-size: 12px;
        line-height: 20px;
        margin-top: 1em;
    }

    header p {
        font-size: 0.7em;
        margin: 2% auto 3% auto;
        line-height: 20px;
    }

    header h6 {
        width: 100px;
    }

    .button {
        padding: 10px 125px;
    }

    .navigation li a {
        padding: 0.4em 1em;
        font-size: 0.8em;
    }

    .logo {
        padding: 1.1em 0em;
    }

    .about h2 {
        font-size: 1.6em;
    }

    .about {
        padding: 2em 0em;
    }

    .about h4 {
        font-size: 1em;
        padding: 0.5em 0em;
    }

    .para_a {
        font-size: 1em;
    }

    .grid_of_1 a {
        float: none;
    }

    .grid_of_1 .sub_grid {
        float: none;
        margin-top: 1em;
    }

    .service_grids .grid_sub {
        width: 70%;
        margin-left: 2%;
    }

    .grid_sub h3 {
        font-size: 1.1em;
    }

    .team_members:before {
        right: 37.5%;
    }

    .contact-form {
        width: 88%;
        padding: 1em 1.2em;
        margin: 0px;
    }

    .contact-form input[type="submit"] {
        padding: 10px 20px;
    }

    .address {
        width: 83%;
        margin: 0;
        padding: 1em 1em;
    }

    .c_grids {
        width: 100%;
    }

    .slider2 h4 {
        font-size: 1em;
    }

    .about h6,
    .services h6,
    .team h6,
    .section-title h6,
    .contact h6 {
        width: 100px;
    }

    .top-grid a {
        font-size: 1.3em;
        padding: 0.5em 0 0em 0;
    }

    .c_grids p {
        font-size: 0.8em;
    }

    .footer-left {
        float: none;
        padding: 1em 0em 0em 0em;
        text-align: center;
    }

    .social_icons {
        padding: 1em 4em;
        float: none;
    }

    .footer {
        padding-bottom: 1em;
    }

    .heading {
        font-size: 1.3em;
    }

    .desc {
        font-size: 1em;
    }

    .address h3 {
        font-size: 1.1em;
    }

    .contact-member {
        display: none;
    }
}